{"id":4883,"date":"2026-01-04T16:17:37","date_gmt":"2026-01-04T08:17:37","guid":{"rendered":"https:\/\/www.slewbearingtec.com\/?p=4883"},"modified":"2026-03-02T15:56:28","modified_gmt":"2026-03-02T07:56:28","slug":"sustitucion-de-la-junta-del-cojinete-de-giro-de-la-excavadora-2","status":"publish","type":"post","link":"https:\/\/www.slewbearingtec.com\/es\/sustitucion-de-la-junta-del-cojinete-basculante-de-la-excavadora-2-html","title":{"rendered":"Sustituci\u00f3n de la junta del cojinete oscilante de la excavadora"},"content":{"rendered":"<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:17px;line-height:28px;color:#211c1c;padding:10px 20px;\">\n<div class=\"wp-block-column\">\n<p>La sustituci\u00f3n de las juntas de las coronas giratorias de las excavadoras requiere mucho desmontaje: hay que retirar el brazo grande, el brazo 2 y el motor de giro para acceder al rodamiento. A continuaci\u00f3n, hay que limpiar cuidadosamente la ranura de sellado, instalar una nueva banda de sellado (normalmente pegada a tope) y, por \u00faltimo, volver a montar para asegurarse de que el par de apriete y el centrado son correctos.<\/p>\n\n\n\n<p>Este v\u00eddeo explica c\u00f3mo sustituir la junta del cojinete de giro de una excavadora:<\/p>\n\n\n\n<iframe loading=\"lazy\" width=\"800\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/YiRtVp_oeYc?si=Or3V25LV4P5gyiYx\" title=\"Reproductor de v\u00eddeo YouTube\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Do_Seals_Have_To_Be_Replaced_Correctly\"><\/span>\u00bfPor qu\u00e9 deben sustituirse correctamente las juntas?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>El cojinete de giro es el coraz\u00f3n de la acci\u00f3n giratoria de la excavadora. Una vez que falla la junta, los contaminantes invaden la pista de rodadura y se produce una fuga de grasa, lo que provoca un r\u00e1pido desgaste de los engranajes y las superficies de apoyo.<\/p>\n\n\n\n<p>Muchas veces, la correcta aplicaci\u00f3n de la sustituci\u00f3n de la junta de cojinete de giro excavadora es la clave para prolongar la vida \u00fatil de la m\u00e1quina. A continuaci\u00f3n hablo en detalle desde el desmantelamiento hasta el nuevo pegado de precisi\u00f3n de la banda de sellado de los pasos espec\u00edficos, que son para restaurar la integridad de la m\u00e1quina.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_1_Safety_And_Preparedness\"><\/span>Paso 1: Seguridad y preparaci\u00f3n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Antes de mover la llave, hay que bloquear el emplazamiento y la m\u00e1quina. Dado que este proceso implica la separaci\u00f3n de los bastidores superior e inferior, la estabilidad es un indicador duro que no es negociable.<\/p>\n\n\n\n<p>Selecci\u00f3n del sitio: la excavadora estacionada en un terreno s\u00f3lido y plano. No se detenga en la pendiente o baches, de lo contrario una vez que la estructura superior del perno grande aflojado, el chasis es f\u00e1cil de cambiar.<\/p>\n\n\n\n<p>Bloqueo de la m\u00e1quina: utilice tacos de rueda para fijar la oruga o las ruedas y evitar que ruede accidentalmente.<\/p>\n\n\n\n<p>Alivio de presi\u00f3n del sistema: desconecte completamente y libere la presi\u00f3n del sistema hidr\u00e1ulico. Ciertamente no querr\u00e1 ser rociado con aceite a alta presi\u00f3n cuando desmonte la tuber\u00eda.<\/p>\n\n\n\n<p>Reducci\u00f3n de peso: Retire las herramientas pesadas, como los cucharones y las plumas. Tras retirar estos pesos, ser\u00e1 mucho m\u00e1s f\u00e1cil fijar la superestructura, algo esencial para el posterior desmontaje del motor basculante.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"352\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-1024x352.jpg\" alt=\"Trabajos de preparaci\u00f3n para sustituir la junta del cojinete basculante de una excavadora.\" class=\"wp-image-4886\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-1024x352.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-300x103.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-768x264.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-18x6.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image.jpg 1107w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_2_The_Dismantling_Of_The_Rotary_System\"><\/span>Paso 2: Desmontaje del sistema rotatorio<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Para acceder a la junta, es necesario desmontar un gran n\u00famero de componentes. Esta es la parte que m\u00e1s energ\u00eda consume de toda la sustituci\u00f3n de la junta del cojinete de giro de la excavadora.<\/p>\n\n\n\n<p>Desmontar el motor de giro: Desconecte y retire el motor de giro. En este paso ver\u00e1 la corona dentada interior del pi\u00f1\u00f3n y el rodamiento.<\/p>\n\n\n\n<p>Retire las piezas que interfieran: Retire todos los conductos hidr\u00e1ulicos o protecciones que impidan el contacto con los pernos del cojinete.<\/p>\n\n\n\n<p>Aflojar los pernos del cojinete: retirar ordenadamente los pernos que unen el cojinete de giro con el chasis y la estructura superior. Este paso es para poder levantar la superestructura (o el propio rodamiento, seg\u00fan el dise\u00f1o de la m\u00e1quina) para hacer sitio a la eliminaci\u00f3n de la ranura de sellado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_3_Remove_Old_Seals_And_Clean_Notches\"><\/span>Paso 3: Retirar las juntas viejas y limpiar las muescas<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>La duraci\u00f3n de la nueva junta depende totalmente del estado de la \"ranura\" en la que se encuentra.<\/p>\n\n\n\n<p>Retire la junta vieja: utilice una herramienta plana para sacar la junta de goma vieja de la ranura. Tenga mucho cuidado de no da\u00f1ar la superficie de sellado del rodamiento. Una vez que quede un ara\u00f1azo o una ranura aqu\u00ed, ser\u00e1 un canal de fuga de aceite permanente.<\/p>\n\n\n\n<p>Limpieza a fondo: Limpie a fondo la ranura de la junta y todas las superficies circundantes. Debe eliminarse toda la grasa, suciedad y residuos antiguos. Si queda alguna part\u00edcula, el efecto de adherencia de la nueva junta se reducir\u00e1 considerablemente.<\/p>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block\" id=\"maxw\" style=\"padding-bottom:60px;padding-top:60px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-daf1ee6944680a904474e06b6426c596\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Single_Row_Ball_Slewing_Bearing\"><\/span><strong>Coronas de giro de bolas de una hilera<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-dd58f9899cd92bc6cc0f460b6a252a6a\" style=\"color:#ececec\">Los rodamientos giratorios de bolas de una hilera se dividen en estructura de diente interno, diente externo y sin dientes, que son adecuados para una variedad de necesidades de transmisi\u00f3n.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 10px;\"><a href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-de-una-hilera-de-bolas-html\/\" rel=\"noopener noreferrer \">Obtener presupuesto<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 10px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-de-una-hilera-de-bolas-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image1.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image1.jpg\"><\/div><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:10px\"><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-bf33c33292ba39d894223d056392733c\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Double_Row_Ball_Slewing_Bearing\"><\/span><strong>Coronas de giro de bolas de doble hilera<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-32266f73fe49fe024cbe33f0f3fa5945\" style=\"color:#ececec\">Los rodamientos giratorios de bolas de doble hilera est\u00e1n especialmente dise\u00f1ados para situaciones de cargas superpesadas.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 10px;\"><a href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-de-bolas-de-dos-hileras-html\/\" rel=\"noopener noreferrer \">Obtener presupuesto<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 10px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-de-bolas-de-dos-hileras-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image2.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image2.jpg\"><\/div><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:10px\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-5a202bb6be1386d2831f4153e4385d1d\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Slewing_Bearing_With_External_Gear\"><\/span><strong>Coronas de giro con engranaje exterior<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-833cf839fa9b37fc8c88a0c705917e2c\" style=\"color:#ececec\">El rodamiento giratorio con engranaje externo y brida interna integra las ventajas de la transmisi\u00f3n con engranaje externo y el montaje con brida interna.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 42px;\"><a href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-con-engranaje-exterior-html\/\" rel=\"noopener noreferrer \">Obtener presupuesto<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 42px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-con-engranaje-exterior-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image3.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image3.jpg\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-e1dbfa8a294371f9c22771cdbfbae243\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Slewing_Bearing_With_Internal_Gear\"><\/span><strong>Coronas de giro con engranaje interior<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-053d8055357e8ef0d864442e003d894a\" style=\"color:#ececec\">El rodamiento giratorio de diente interno y brida externa se caracteriza por la combinaci\u00f3n de transmisi\u00f3n de diente interno.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 10px;\"><a href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-con-engranaje-interno-html\/\" rel=\"noopener noreferrer \">Obtener presupuesto<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 10px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-con-engranaje-interno-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image4.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image4.jpg\"><\/div><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:10px\"><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-fd69d5fc93db46dd81dc3f203f3ac3d5\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Slewing_Bearing_Without_Gear\"><\/span><strong>Coronas de giro sin engranaje<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-ebe75f30cc602902ee8d103b28a02085\" style=\"color:#ececec\">El rodamiento giratorio de brida doble sin engranajes es ligero y compacto.&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 10px;\"><a href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-sin-engranaje-html\/\" rel=\"noopener noreferrer \">Obtener presupuesto<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 10px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-sin-engranaje-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image5.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image5.jpg\"><\/div><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:10px\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:50%\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined  newproduct-hover\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-white-color has-text-color has-link-color wp-elements-86cc1441f279dd4ab0c24f28d592a00b\" style=\"font-size:20px\"><span class=\"ez-toc-section\" id=\"Cross_Roller_Slewing_Bearing\"><\/span><strong>Coronas de giro de rodillos cruzados<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#ffffff;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-4ad0d76060e9d847ece2735fddc577d7\" style=\"color:#ececec\">El rodamiento giratorio de rodillos cruzados de una hilera adopta una disposici\u00f3n cruzada de rodillos, gran \u00e1rea de contacto, puede soportar de forma sincr\u00f3nica y eficiente las cargas axiales y radiales y el momento de vuelco,<\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow  productfenleianniu\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#ffffff99;color:#333333;font-size:20px;border:solid 1px #ccc;border-radius:20px;padding:3px 42px;\"><a href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-de-rodillos-cruzados-html\/\" rel=\"noopener noreferrer \">Obtener presupuesto<\/a><a class=\"hovers\" data-title=\"Get Quote\" style=\"color:#333333;background-color:#ffffff99;padding:3px 42px;border-radius:20px;\" href=\"https:\/\/www.slewbearingtec.com\/es\/rodamiento-giratorio-de-rodillos-cruzados-html\/\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><div class=\"PcOnly themepark-block_layout_ba lazyload swiper-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image6.jpg\"><\/div><div class=\"MovePnly themepark-block_layout_ba lazyload swiper-move-lazy\" style=\"background-repeat:no-repeat;background-size:cover;background-position:center;\" data-background=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image6.jpg\"><\/div><\/div><\/section>\n<\/div>\n<\/div>\n\n\n\n<style>\n\/* ==============================\n   1. \u5bb9\u5668\u57fa\u7840\u8bbe\u7f6e\n   ============================== *\/\n.newproduct-hover {\n    position: relative !important;\n    overflow: hidden !important;\n    padding: 0 !important;\n    border: none !important;\n    height: 100% !important;\n    min-height: 300px; \/* PC\u7aef\u6700\u5c0f\u9ad8\u5ea6 *\/\n    display: flex !important;\n    flex-direction: column !important;\n}\n\n\/* \u79fb\u52a8\u7aef\u56fa\u5b9a\u9ad8\u5ea6\u6838\u5fc3\u8bbe\u7f6e *\/\n@media (max-width: 768px) {\n    .newproduct-hover {\n        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});\n});\n<\/script>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<style>\n.radius-border20 {\n  border-radius: 20px;\n}\n\n.product-hover {\n  position: relative;\n  overflow: hidden;\n  cursor: pointer;\n  border-radius: 20px;\n  transition: box-shadow 0.4s ease, transform 0.3s ease;\n  box-shadow: 0 4px 12px rgba(0,0,0,0.08);\n}\n\n.product-hover:hover {\n  box-shadow:\n    \/* \u4e3b\u8272\u504f\u79fb\u5c64\uff08\u5be6\u5fc3\u504f\u79fb\uff09 *\/\n    5px 5px 0 var(--wp--preset--color--themecolor-1),\n    \n    \/* \u6539\u7528\u4e3b\u984c\u8272\u7684\u67d4\u548c\u5149\u6688\/\u6a21\u7cca\u5c64\uff08\u53d6\u4ee3\u539f\u672c\u7684\u767d\u8272 0.35\uff09 *\/\n    10px 10px 20px color-mix(in srgb, var(--wp--preset--color--themecolor-1) 25%, transparent),\n    \n    \/* \u6574\u9ad4\u9670\u5f71\u4e5f\u5e36\u4e00\u9ede\u4e3b\u984c\u8272\u8abf\uff08\u53d6\u4ee3\u7d14\u9ed1\uff09 *\/\n    0 10px 24px color-mix(in srgb, var(--wp--preset--color--themecolor-1) 12%, rgba(0,0,0,0.10));\n  \n  transform: translateY(-3px);\n}\n\n.product-hover:hover .themepark-i-btn {\n  background-color: var(--wp--preset--color--themecolor-1) !important;\n  color: #ffffff !important;\n  transition: all 0.3s ease;\n}\n\n.product-hover:hover .hovers {\n  background-color: var(--wp--preset--color--themecolor-1) !important;\n  color: #ffffff !important;\n}\n<\/style>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_4_Install_New_Seal\"><\/span>Paso 4: Instalar la nueva junta<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Este es el paso t\u00e9cnico m\u00e1s importante de todo el proceso de sustituci\u00f3n, y debe prestarse atenci\u00f3n a la precisi\u00f3n.<\/p>\n\n\n\n<p>Medir y cortar: Las juntas nuevas suelen ser bandas de goma enteras. Tienes que cortarla a la longitud correcta seg\u00fan el di\u00e1metro del rodamiento.<\/p>\n\n\n\n<p>Corte oblicuo (punto clave): Cuando corte ambos extremos de la tira de sellado, haga un corte inclinado (corte en \u00e1ngulo). Ese corte oblicuo aumenta la superficie de contacto de la cola y es mucho m\u00e1s resistente que los cortes verticales.<\/p>\n\n\n\n<p>Pegado: Aplique un adhesivo adecuado (por ejemplo, cola 502) en ambos extremos del corte a inglete. Presione firmemente hasta que el pegamento est\u00e9 completamente curado. La interfaz debe quedar sin juntas.<\/p>\n\n\n\n<p>Instalaci\u00f3n: Despu\u00e9s de pegar la junta de estanqueidad en un anillo, est\u00edrela ligeramente. Esta tensi\u00f3n ayuda a que encaje plano en la ranura. Presi\u00f3nelo en la ranura, asegur\u00e1ndose de que no haya torceduras ni protuberancias.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_5_Reassembly_And_Torque_Specification\"><\/span>Paso 5: Montaje y especificaci\u00f3n del par de apriete<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Una vez colocada la nueva junta, la reorganizaci\u00f3n se centra en la \"alineaci\u00f3n\" y la \"integridad mec\u00e1nica\".<\/p>\n\n\n\n<p>Alineaci\u00f3n \"Punto Blando\": La mayor\u00eda de los rodamientos tienen marcadas zonas de \"banda blanda\" (es decir, zonas de la pista de rodadura que no est\u00e1n templadas, normalmente puertos de carga de bolas). Al instalar el rodamiento, esta marca debe alinearse de acuerdo con las especificaciones del fabricante para evitar zonas de concentraci\u00f3n de tensiones.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1016\" height=\"544\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-1.jpg\" alt=\"Precauciones tras sustituir la junta del cojinete basculante en una excavadora.\" class=\"wp-image-4887\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-1.jpg 1016w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-1-300x161.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-1-768x411.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-1-18x10.jpg 18w\" sizes=\"auto, (max-width: 1016px) 100vw, 1016px\" \/><\/figure>\n\n\n\n<p>Apriete: Reinstale el perno del cojinete de giro. Apri\u00e9telo al valor de par especificado utilizando una llave dinamom\u00e9trica calibrada. De este modo se garantiza que el cojinete est\u00e9 sometido a un esfuerzo uniforme y se evitan deformaciones.<\/p>\n\n\n\n<p>Componentes de montaje: volver a montar el motor rotativo, conectar todas las tuber\u00edas hidr\u00e1ulicas y volver a montar el brazo grande y el brazo 2 desmontados en la fase de preparaci\u00f3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_6_Swing_Function_Test\"><\/span>Paso 6: Prueba de funcionamiento del columpio<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>El \u00faltimo paso consiste en verificar si la sustituci\u00f3n de la junta del cojinete de giro de la excavadora se ha realizado correctamente.<\/p>\n\n\n\n<p>Reconexi\u00f3n hidr\u00e1ulica: Reconexi\u00f3n de todos los sistemas hidr\u00e1ulicos y comprobaci\u00f3n de los niveles de l\u00edquido hidr\u00e1ulico.<\/p>\n\n\n\n<p>Prueba de funcionamiento: Ponga en marcha la m\u00e1quina y pruebe la funci\u00f3n de giro. Gire la superestructura 360 grados en ambas direcciones.<\/p>\n\n\n\n<p>Comprobaci\u00f3n de fugas: Inspeccione cuidadosamente el \u00e1rea de rodamientos para detectar signos de fugas de grasa o aceite. Si el funcionamiento es suave, sin ruidos anormales y sin fugas de aceite, enhorabuena, el trabajo es muy bueno.<\/p>\n\n\n\n<p><strong>Autor:<\/strong>&nbsp;John Carter<\/p>\n\n\n\n<p>\"Con m\u00e1s de 18 a\u00f1os de experiencia pr\u00e1ctica como mec\u00e1nico certificado de maquinaria pesada, he pasado incontables horas en el taller y sobre el terreno. 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